package com.itheima.hello;
/**
 * Created
 * by
 * @
 * */
public class Hello {
    public static void main(String[] args) {
        System.out.println("Hello,world!");
        System.out.println(add(12,34));
    }
    //打印字符串
    //计算两个数的和
    public static int add(int a, int b) {
        return a + b;
    }
}
